Polyethyleneimine (PEI for short), with a CAS number of 9002-98-6, is a water-soluble cationic polymer. Its core feature is that its molecular chain is rich in a large number of amino groups (prima...
Many beauty enthusiasts spend a lot of time and energy on skin management, but the effect is minimal, and there are still various skin problems, deeply troubled by problematic muscles. Especially f...
The annual “May Day” has quietly come.
In every corner of the motherland workers with both hands to interpret the responsibility, with the shoulder to support the responsibility, with c...
Skin is the barrier for our body’s self-protection. Skincare not only aims to make our skin appear hydrated and crystal clear, but also sets up a barrier for our skin.
Most skincare enthusias...
Nonivamide, with CAS 2444-46-4, has the English name Capsaicin and the chemical name N-(4-hydroxy-3-methoxybenzyl) nonylamide. The molecular formula of capsaicin is C₁₇H₂₇NO₃, and its molecular wei...
Many consumers see that some cosmetics contain “polyglyceryl-4 laurate” this chemical substance, do not know the efficacy and effect of this substance, want to know whether the product ...